twofour.dev - dns.ninja
twofour.dev
| DNSSEC | ⚠️ Not signed | ||||||
| A | 195.201.44.92🇩🇪 Hetzner195.201.0.0/16 HETZNER-DC | ||||||
| PTR | twofour.de | ||||||
| NS | hydrogen.ns.hetzner.com ⭐ | ||||||
| A | 2a01:4f8:0:1::add:1098🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | hydrogen.ns.hetzner.com | ||||||
| A | 213.133.100.98🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1 | ||||||
| PTR | hydrogen.ns.hetzner.com | ||||||
| NS | helium.ns.hetzner.de | ||||||
| A | 2001:67c:192c::add:5🇩🇪 NORIS-NETWORK2001:67c:192c::/48 | ||||||
| PTR | helium.ns.hetzner.de | ||||||
| A | 193.47.99.5🇩🇪 NORIS-NETWORK193.47.99.0/24 | ||||||
| PTR | helium.ns.hetzner.de | ||||||
| NS | oxygen.ns.hetzner.com | ||||||
| A | 2a01:4f8:0:1::add:2992🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | oxygen.ns.hetzner.com | ||||||
| A | 88.198.229.192🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4 | ||||||
| PTR | oxygen.ns.hetzner.com | ||||||
| MX | mail.twofour.dev ⭐ | ||||||
| A | 195.201.44.92🇩🇪 Hetzner195.201.0.0/16 HETZNER-DC | ||||||
| PTR | twofour.de | ||||||
| SOA | hydrogen.ns.hetzner.comdns@hetzner.com 2026-06-26 #0 | ||||||
dev
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns-tld1.charlestonroadregistry.com ⭐ | ||||||
| NS | ns-tld2.charlestonroadregistry.com | ||||||
| NS | ns-tld3.charlestonroadregistry.com | ||||||
| NS | ns-tld4.charlestonroadregistry.com | ||||||
| NS | ns-tld5.charlestonroadregistry.com | ||||||
| SOA | ns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1 | ||||||
🔒 HSTS Preload (+subdomains)
Subdomains
mail.twofour.dev |
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NShelium.ns.hetzner.de2026-04-30 → 2026-06-29 · 2 obs
● 2026-06-29 10:24:36
●NShydrogen.ns.hetzner.com2026-04-30 → 2026-06-29 · 2 obs
● 2026-06-29 10:24:36
●NSoxygen.ns.hetzner.com2026-04-30 → 2026-06-29 · 2 obs
● 2026-06-29 10:24:36
●MXmail.twofour.dev2026-04-30 → 2026-06-29 · 2 obs
● 2026-06-29 10:24:36
●A195.201.44.922026-04-30 → 2026-06-29 · 2 obs
● 2026-06-29 10:24:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com... | 10 records |
| twofour.dev | hydrogen.ns.hetzner.com, helium.ns.hetzner.de, oxygen.ns.hetzner.com | - |
✅ Authoritative Response
Server:213.133.100.98
NS records: hydrogen.ns.hetzner.com, helium.ns.hetzner.de, oxygen.ns.hetzner.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for twofour.dev (unsigned zone)
⏱️ Timing
Total: 2353ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 195.201.44.92 |
| NS | 3 | helium.ns.hetzner.de, hydrogen.ns.hetzner.com... |
| MX | 1 | mail.twofour.dev (pri: 10) |
| SOA | 1 | hydrogen.ns.hetzner.com dns.hetzner.com |
📌 Glue Records Collected
Total: 10
Out-of-bailiwick: 10 (ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)
Analysis
Hierarchy
twofour.dev is the parent zone for mail.twofour.dev.
IP Addresses
twofour.dev resolves to just one IP address, 195.201.44.92.
Two other host names, along with mail.eraffe.net, onlinefiliale.net and cube-ad.de, also share IP numbers with twofour.dev.
Name Servers
twofour.dev has three name servers — hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.
twofour.dev partially shares its NS delegation with several other domains, including gutta.com, ffriedhof.de, bischoff-verlag.de and two others.
These name servers often co-occur with the name servers ns1.first-ns.de.
Each of hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de points to two IP numbers. hydrogen.ns.hetzner.com points to 213.133.100.98 and 2a01:4f8:0:1::add:1098. oxygen.ns.hetzner.com points to 88.198.229.192 and 2a01:4f8:0:1::add:2992. helium.ns.hetzner.de points to 193.47.99.5 and 2001:67c:192c::add:5.
Mail Servers
The sole mail server for twofour.dev is mail.twofour.dev.
mail.twofour.dev points to one IP number — 195.201.44.92.